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Finding the Fourth Proportional to 1,177.90, 1,763.58 and 599.56

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Solution

The fourth proportional to 1,177.90, 1,763.58 and 599.56 is: 897.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177.90 : 1,763.58 = 599.56 : x
  2. Step 2: Convert to fraction form
    1,177.90/1,763.58 = 599.56/x
  3. Step 3: Cross multiply
    1,177.90x = 1,763.58 × 599.56
  4. Step 4: Simplify right side
    1,177.90x = 1,057,372.02
  5. Step 5: Solve for x
    x = 1,057,372.02/1,177.90
  6. Step 6: Final answer
    x = 897.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.